PT Darma Henwa, Tbk
Safety System Superintendent
PT Kitadin Tandung Mayang a Banpu Group
Quality Safety Environment (QSE) Section Head
PT Straits Consultancy Services
Group Safety System Superintendent
G-Resources
Quality Control and Quality Assurance Manager (Project Division)
PT DWIMAKMUR PRIMATAMMAS
Project Manager
PT Kaltim Nitrate Indonesia
Turnaround and PMO Manager
PT Leighton Contractors Indonesia
HSEQ Superintendent
Rio Tinto
Specialist QA and QC Manager
STKOM
Universitas Tridharma Balikpapan (Untri)
